/*
 * jQuery UI Effects Scale 1.6
 *
 * Copyright (c) 2008 AUTHORS.txt (http://ui.jquery.com/about)
 * Dual licensed under the MIT (MIT-LICENSE.txt)
 * and GPL (GPL-LICENSE.txt) licenses.
 *
 * http://docs.jquery.com/UI/Effects/Scale
 *
 * Depends:
 *	effects.core.js
 */
(function($) {

    $.effects.puff = function(o) {

        return this.queue(function() {

            // Create element
            var el = $(this);

            // Set options
            var options = $.extend(true, {}, o.options);
            var mode = $.effects.setMode(el, o.options.mode || 'hide'); // Set Mode
            var percent = parseInt(o.options.percent) || 150; // Set default puff percent
            options.fade = true; // It's not a puff if it doesn't fade! :)
            var original = {height: el.height(), width: el.width()}; // Save original

            // Adjust
            var factor = percent / 100;
            el.from = (mode == 'hide') ? original : {height: original.height * factor, width: original.width * factor};

            // Animation
            options.from = el.from;
            options.percent = (mode == 'hide') ? percent : 100;
            options.mode = mode;

            // Animate
            el.effect('scale', options, o.duration, o.callback);
            el.dequeue();
        });

    };

    $.effects.scale = function(o) {

        return this.queue(function() {

            // Create element
            var el = $(this);

            // Set options
            var options = $.extend(true, {}, o.options);
            var mode = $.effects.setMode(el, o.options.mode || 'effect'); // Set Mode
            var percent = parseInt(o.options.percent) || (parseInt(o.options.percent) == 0 ? 0 : (mode == 'hide' ? 0 : 100)); // Set default scaling percent
            var direction = o.options.direction || 'both'; // Set default axis
            var origin = o.options.origin; // The origin of the scaling
            if (mode != 'effect') { // Set default origin and restore for show/hide
                options.origin = origin || ['middle', 'center'];
                options.restore = true;
            }
            var original = {height: el.height(), width: el.width()}; // Save original
            el.from = o.options.from || (mode == 'show' ? {height: 0, width: 0} : original); // Default from state

            // Adjust
            var factor = {// Set scaling factor
                y: direction != 'horizontal' ? (percent / 100) : 1,
                x: direction != 'vertical' ? (percent / 100) : 1
            };
            el.to = {height: original.height * factor.y, width: original.width * factor.x}; // Set to state

            if (o.options.fade) { // Fade option to support puff
                if (mode == 'show') {
                    el.from.opacity = 0;
                    el.to.opacity = 1;
                }
                ;
                if (mode == 'hide') {
                    el.from.opacity = 1;
                    el.to.opacity = 0;
                }
                ;
            }
            ;

            // Animation
            options.from = el.from;
            options.to = el.to;
            options.mode = mode;

            // Animate
            el.effect('size', options, o.duration, o.callback);
            el.dequeue();
        });

    };

    $.effects.size = function(o) {

        return this.queue(function() {

            // Create element
            var el = $(this), props = ['position', 'top', 'left', 'width', 'height', 'overflow', 'opacity'];
            var props1 = ['position', 'top', 'left', 'overflow', 'opacity']; // Always restore
            var props2 = ['width', 'height', 'overflow']; // Copy for children
            var cProps = ['fontSize'];
            var vProps = ['borderTopWidth', 'borderBottomWidth', 'paddingTop', 'paddingBottom'];
            var hProps = ['borderLeftWidth', 'borderRightWidth', 'paddingLeft', 'paddingRight'];

            // Set options
            var mode = $.effects.setMode(el, o.options.mode || 'effect'); // Set Mode
            var restore = o.options.restore || false; // Default restore
            var scale = o.options.scale || 'both'; // Default scale mode
            var origin = o.options.origin; // The origin of the sizing
            var original = {height: el.height(), width: el.width()}; // Save original
            el.from = o.options.from || original; // Default from state
            el.to = o.options.to || original; // Default to state
            // Adjust
            if (origin) { // Calculate baseline shifts
                var baseline = $.effects.getBaseline(origin, original);
                el.from.top = (original.height - el.from.height) * baseline.y;
                el.from.left = (original.width - el.from.width) * baseline.x;
                el.to.top = (original.height - el.to.height) * baseline.y;
                el.to.left = (original.width - el.to.width) * baseline.x;
            }
            ;
            var factor = {// Set scaling factor
                from: {y: el.from.height / original.height, x: el.from.width / original.width},
                to: {y: el.to.height / original.height, x: el.to.width / original.width}
            };
            if (scale == 'box' || scale == 'both') { // Scale the css box
                if (factor.from.y != factor.to.y) { // Vertical props scaling
                    props = props.concat(vProps);
                    el.from = $.effects.setTransition(el, vProps, factor.from.y, el.from);
                    el.to = $.effects.setTransition(el, vProps, factor.to.y, el.to);
                }
                ;
                if (factor.from.x != factor.to.x) { // Horizontal props scaling
                    props = props.concat(hProps);
                    el.from = $.effects.setTransition(el, hProps, factor.from.x, el.from);
                    el.to = $.effects.setTransition(el, hProps, factor.to.x, el.to);
                }
                ;
            }
            ;
            if (scale == 'content' || scale == 'both') { // Scale the content
                if (factor.from.y != factor.to.y) { // Vertical props scaling
                    props = props.concat(cProps);
                    el.from = $.effects.setTransition(el, cProps, factor.from.y, el.from);
                    el.to = $.effects.setTransition(el, cProps, factor.to.y, el.to);
                }
                ;
            }
            ;
            $.effects.save(el, restore ? props : props1);
            el.show(); // Save & Show
            $.effects.createWrapper(el); // Create Wrapper
            el.css('overflow', 'hidden').css(el.from); // Shift

            // Animate
            if (scale == 'content' || scale == 'both') { // Scale the children
                vProps = vProps.concat(['marginTop', 'marginBottom']).concat(cProps); // Add margins/font-size
                hProps = hProps.concat(['marginLeft', 'marginRight']); // Add margins
                props2 = props.concat(vProps).concat(hProps); // Concat
                el.find("*[width]").each(function() {
                    child = $(this);
                    if (restore)
                        $.effects.save(child, props2);
                    var c_original = {height: child.height(), width: child.width()}; // Save original
                    child.from = {height: c_original.height * factor.from.y, width: c_original.width * factor.from.x};
                    child.to = {height: c_original.height * factor.to.y, width: c_original.width * factor.to.x};
                    if (factor.from.y != factor.to.y) { // Vertical props scaling
                        child.from = $.effects.setTransition(child, vProps, factor.from.y, child.from);
                        child.to = $.effects.setTransition(child, vProps, factor.to.y, child.to);
                    }
                    ;
                    if (factor.from.x != factor.to.x) { // Horizontal props scaling
                        child.from = $.effects.setTransition(child, hProps, factor.from.x, child.from);
                        child.to = $.effects.setTransition(child, hProps, factor.to.x, child.to);
                    }
                    ;
                    child.css(child.from); // Shift children
                    child.animate(child.to, o.duration, o.options.easing, function() {
                        if (restore)
                            $.effects.restore(child, props2); // Restore children
                    }); // Animate children
                });
            }
            ;

            // Animate
            el.animate(el.to, {queue: false, duration: o.duration, easing: o.options.easing, complete: function() {
                    if (mode == 'hide')
                        el.hide(); // Hide
                    $.effects.restore(el, restore ? props : props1);
                    $.effects.removeWrapper(el); // Restore
                    if (o.callback)
                        o.callback.apply(this, arguments); // Callback
                    el.dequeue();
                }});

        });

    };

})(jQuery);
